{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004131","490:4900001556","490:4900004405","490:4900004956","490:4900003988","490:4900001411","490:4900005360","494:4940008567","490:4900004269","490:4900002897","490:4900001669","490:4900007000","487:4870002030","490:4900002920","490:4900001691","490:4900001822","487:4870001192","490:4900003035","494:4940008837","490:4900002918","487:4870002441","494:4940004661","490:4900004135","494:4940007982","487:4870002032"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,490,487,490,490,490,487,490,494,490,487,494,490,494,487],"twin_sims":[0.552498434804764,0.41082948364360944,0.40958119407013444,0.3799649072193616,0.35264699979829145,0.33047006639524235,0.30907414543483525,0.2882638829577567,0.2705217422836761,0.2538344281671736,0.23559760713675063,0.228720257112981,0.21912219617263468,0.2132261646103689,0.21149793729971858,0.19996051954032001,0.19826616790088086,0.1931037772491753,0.18515754259456726,0.1807210272392575,0.18061195628681131,0.17615393791228737,0.17612289450332103,0.17224489053359873,0.17153403248081053],"twin_dists":[0.14147435755788565,0.17323299929778882,0.17352904618669007,0.18067743406557724,0.1875135496329988,0.19326782949385274,0.1990238339436095,0.2048461964982718,0.210011728929905,0.21506470675446257,0.22083475188183568,0.22308608443693367,0.22630425237414362,0.22832820412056146,0.22892860850220584,0.23302504067309593,0.23364018645303122,0.2355371511169799,0.2385273741031512,0.24023625908089552,0.24027864311928523,0.24202674483507736,0.24203902738769215,0.24358568827836782,0.24387189189351768],"n_dims_used":45,"mean_confidence":0.9207552591959636},"coverage":{"mean_confidence":0.9207552591959636,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}